Everyone wants to get some extra income along with their genuine income, while they do invest their money on lots of other things, while there is no surety of good returns. If you are also the person who is looking for the alternative form of investment, then you should consider about collecting interesting artwork or vintage collections, which can become more valuable in future and give you more profit. You can find information about some of the interesting US stamp collection from http://alternativeinvestmentcoach.com/valuable-us-stamps/ link. There are many different types of collectible item which you may like to collect as a hobby. But this hobby can become the reason of earning you some extra profit in your pocket. Here are some of the information about the collectible items which people would like to generally collect. Coins collectable Many of the people start collecting rare coins as a hobby, while it is quite a good idea of investing your money. Some of the rare coins could get quite high value in the market. Some people like to store their coins, while even if their value got expired for a long time, such type of coins become rare, since most of the people do not give attention to such coins. But the collectors are interested in such type of coins only and will pay you enough for that coin collection. Sports memorabilia People are crazy about various types of sports while many of them would like to collect sports item which has actually used in the real sports events. Some of the signed collectible sports items can cost quite a value at auctions. Some people collect the memorabilia of their favorite sports star used equipment. While such type of collectibles has quite high demand in the market and collectors would like to give a higher price for such items. Stamps It is quite easier to start your own collection set of used postage stamps, while this is also quite a good investment. Individually a stamp may not have that much value but a collection of the whole set of stamps can be really interesting for the collectors. While there may be some chances of finding some rare collection of stamps in your collection. There are some of the stamps which can be sold in millions of dollar. For example, there is a rarest stamp British Guiana 1c Magenta, which is the most costly stamp while it has 1 cent face value. Even the used versions of such rare stamps can get quite a high price at auctions. While you also would like to collect something as an investment, then it is better to collect the things would you would really like. If you are passionate about your collection work, there might be a better chance that you can gain more profit from your collectibles in future.